increase undo-outer-limit
upped projectile and don't have projectile track geben-mode.
ac-emmet
Revert "don't have projectile track geben-mode."

This reverts commit b9098fe542da84af4a2b72fe3960a06435573033.
Reverting "upped projectile and don't have projectile track geben-mode."
revert outer-limit
popwin don't use current window.